// 颜色变量
$bg-color: #f7f7f8;
$sidebar-color: #ffffff;
$sidebar-hover: #f0f0f0;
$sidebar-active: #e6f7ff;
$text-color: #374151;
$primary-color: #10a37f;
$user-bubble: #ffffff;
$ai-bubble: #f7f7f8;
$border-color: #e5e5e6;
$danger-color: #ef4444;
$gray-color: #6b7280;

// 尺寸变量
$header-height: 60px;
$sidebar-width: 250px;
$avatar-size: 36px;
$border-radius: 12px;
$card-shadow: 0 1px 2px rgba(0, 0, 0, 0.1);

// 字体变量
$font-size-small: 12px;
$font-size-normal: 14px;
$font-size-medium: 16px;
$font-size-large: 20px;

// 间距变量
$spacing-xs: 4px;
$spacing-sm: 8px;
$spacing-md: 16px;
$spacing-lg: 24px;
$spacing-xl: 32px;

// 过渡变量
$transition-normal: all 0.2s ease;
$transition-slow: all 0.3s ease;
